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#Question id: 6961
#SCPH28 | Zoology
Do HOX genes play a role in the development of C. elegans?
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#Question id: 15274
#SCPH01 Biochemistry
Eukaryotic mRNA species are isolated by using
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#Question id: 5225
#SCPH28 | Zoology
Homeotic genes contain a homeobox sequence that is highly conserved among very diverse species. The homeobox is the code for that domain of a protein that binds to DNA in a regulatory developmental process. Which of the following would you then expect?
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#Question id: 3013
#SCPH05 I Biotechnology
Bacteria survive adverse conditions by forming
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#Question id: 16125
#SCPH06 I Botany
You are studying regulation of the yeast enzyme glutamine synthetase (GS), which is encoded by the GLN1 gene. You have isolated two mutants, designated gln2– and gln3–, that give decreased GS activity. Mating of either gln2– or gln3– haploids to wild type produces heterozygous diploids that show normal amounts of GS expression. When you cross either a gln2– or gln3– haploid to a gln1– strain the resulting diploids show normal expression of GS.
From these experiments, Classify the gln2– and gln3– mutations in terms of their basic genetic properties explaining the rationale behind your conclusions. Based on these properties make a proposal for the types of regulatory functions affected by the gln2– and gln3– mutations.